Patent Number: 8,584,723

Title: Pneumatic tire and producing method thereof

Abstract: The present invention enhances noise performance and anti-uneven wear performance. A pneumatic tire 1 includes a belt layer 7 including at least one belt ply in which belt cords 15 are arranged at an angle of 10 to 40.degree. with respect to a tire equator C. A tread pattern formed on a surface of the tread portion 2 includes a pitch line 22 in which at least two kinds of pattern-constituting units 21 having different pitches in a circumferential direction of the tire are arranged in the circumferential direction of the tire. The belt cords 15 are arranged relatively densely on an inner side of the pattern-constituting unit 21 having a small pitch, and relatively thinly on an inner side of the pattern-constituting unit 21 having a large pitch.

Inventors: Sakamoto; Masayuki (Hyogo, JP)

Assignee: Sumitomo Rubber Industries, Ltd.

International Classification: B60C 9/20 (20060101); B60C 11/00 (20060101)

Expiration Date: 1/19/12018